Twitter 上的CS50:"CS50x Puzzle Day 2019 has begun! Here are this year's puzzles. Visit https://t.co/DRuODdiTKq to register, to download a PDF, and to submit! Ends Monday, 1 April 2019. https://t.co/hgUzcu8rWV" / Twitter
![Celebrate National Puzzle Day with this Adult Craft (W) - Monday, January 25, 2021, 12:00 AM - Manistee County Library - LocalHop Celebrate National Puzzle Day with this Adult Craft (W) - Monday, January 25, 2021, 12:00 AM - Manistee County Library - LocalHop](https://localhop-prod.s3.amazonaws.com/uploads/453e44dafd1b71fd81b59cfb329c7be0_Wellston%20national%20puzzle%20day-2.jpg)
Celebrate National Puzzle Day with this Adult Craft (W) - Monday, January 25, 2021, 12:00 AM - Manistee County Library - LocalHop
Twitter 上的CS50:"CS50x Puzzle Day 2019 has begun! Here are this year's puzzles. Visit https://t.co/DRuODdiTKq to register, to download a PDF, and to submit! Ends Monday, 1 April 2019. https://t.co/hgUzcu8rWV" / Twitter
![Twitter 上的CS50:"CS50x Puzzle Day 2019 has begun! Here are this year's puzzles. Visit https://t.co/DRuODdiTKq to register, to download a PDF, and to submit! Ends Monday, 1 April 2019. https://t.co/hgUzcu8rWV" / Twitter Twitter 上的CS50:"CS50x Puzzle Day 2019 has begun! Here are this year's puzzles. Visit https://t.co/DRuODdiTKq to register, to download a PDF, and to submit! Ends Monday, 1 April 2019. https://t.co/hgUzcu8rWV" / Twitter](https://pbs.twimg.com/media/D2x1EF0WoAAVajS.jpg:large)